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. 2022 Mar 22;36:100487. doi: 10.1016/j.sbsr.2022.100487

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Fig. 3 — Study of the three-diode model for the vSiNW biosensor. (a) Equivalent circuit diagram of the proposed three-diode model for the vSiNW biosensor. (b) Example schematic diagram of the possible location of each component of the circuit in (a). Variations of simulated I_D-V_D curve for different values of I_0H and R_H = 100 Ω (c) and 1000 Ω (d). Other parameters: I₀₁ = 10⁻¹¹ A, I₀₂ = 1 × 10⁻⁷ A, n₁ = 1, n₂ = 2, n_H = 2.5, R_s = 0 Ω, R_sh → ∞.